1) turbulent bed
湍流床
1.
Adopting fast bed-turbulent bed regeneration technology to reform the RFCC unit with pre-combustor is an effective way to solve the problems existing in the unit when processing heavy feedstock.
应用快速床-湍流床再生技术对前置烧焦罐催化裂化装置进行改造是解决目前该型式装置加工重质原料存在问题的有效途径。
2) pseudo-turbulent bed
假湍流床
3) turbulent fluidized beds
湍流流化床
1.
The two phase flow in the dense phase region of FCC turbulent fluidized beds hasbeen studied in a cold model fluidized bed made of plexiglass with a diameter-variable pipe ofφ 710mm X 4000mm/φ870mm X 11000mm and also in a commercial RFCC regenerator (800kt/a ).
分别在φ710mm×4000mm/φ870mm×11000mm有机玻璃流化床和800kt/a重油流化催化裂化装置的再生器中对湍流流化床密相区的两相流动规律进行了研究。
2.
It is shown that the dense density of turbulent fluidized beds along bed radius has an obvious distribution.
在一套710/4000×870/11000mm大型有机玻璃流化床中,测定了大比重的FCC催化剂在湍流流化床密相密度沿径向的分布规律。
4) turbulent fluidized bed
湍动流化床
1.
The axial bed voidage distribution of FCC catalyst particles and the pressure fluctuation in a large two-dimensional turbulent fluidized bed(500 mm×30 mm×6000 mm) were investigated.
详细研究了在500mm×30mm×6000mm大型二维湍动流化床中FCC催化剂颗粒的床层轴向空隙率分布和床层的压力脉动。
2.
Flow behavior of gas and particles was simulated in the turbulent fluidized bed using the k-εturbulent model for gas phase,and kinetic theory of granular flow for particles in combination with interactions between phases.
采用欧拉-欧拉双流体模型,颗粒动理学方法模拟颗粒脉动流动和k-ε双方程模型模拟气相湍流流动,考虑气固两相间耦合作用,数值模拟湍动流化床内气固两相流动行为,获得颗粒浓度和颗粒速度分布。
5) inverse turbulent bed
逆流湍动床
1.
Liquid mixing in an inverse turbulent bed biofilm reactor
逆流湍动床生物膜反应器液相混合特性的研究
6) free turbulent fluid bed
自由湍流流化床
1.
The process for preparing aromatic nitrile based on aromatics by ammonia oxidation is characterized by finely grained catalyst and free turbulent fluid bed, which is developed at home and has reached advanced level in the world.
目前 ,国内开发成功的以细颗粒催化剂和自由湍流流化床为特点的芳香烃氨氧化合成芳香腈的技术已达到国际先进水平 ,并已经实现工业
补充资料:湍流床反应器
分子式:
CAS号:
性质:床层呈湍流状态且气相为分散相的密相流化床反应器,亦称细粒床反应器。其特点是:床层操作流化数高,处于激剧的湍动和混合状态;床层两相依然存在,但气泡比鼓泡床小得多,且直径几乎不随气速而变;沿床层轴向高度基本不存在气泡汇聚;床层密相空隙率较大,能容纳相当大量气体,有利于气-固催化反应;床层的膨胀量较大。由于多采用细固体颗粒,因此对固体粉尘回收设备要求较高。
CAS号:
性质:床层呈湍流状态且气相为分散相的密相流化床反应器,亦称细粒床反应器。其特点是:床层操作流化数高,处于激剧的湍动和混合状态;床层两相依然存在,但气泡比鼓泡床小得多,且直径几乎不随气速而变;沿床层轴向高度基本不存在气泡汇聚;床层密相空隙率较大,能容纳相当大量气体,有利于气-固催化反应;床层的膨胀量较大。由于多采用细固体颗粒,因此对固体粉尘回收设备要求较高。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条